CN216112995U

CN216112995U - LED display screen equipment for subway scheduling

Info

Publication number: CN216112995U
Application number: CN202122643600.8U
Authority: CN
Inventors: 王向武
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-03-22
Anticipated expiration: 2031-11-01

Abstract

The utility model belongs to the technical field of subway scheduling display screens, and particularly relates to an LED display screen device for subway scheduling, which comprises a mounting plate, wherein a placing groove is formed in one side of the mounting plate, a movable cavity is formed in the mounting plate, a display screen body is movably mounted in the placing groove, a mounting groove is formed in one side of the bottom of the movable cavity, two through holes are formed between the mounting groove and the placing groove, a screw rod guide sleeve is rotatably mounted in the mounting groove, two cams are fixedly sleeved on the screw rod guide sleeve, a linkage screw rod is sleeved on the top end of the screw rod guide sleeve in a threaded manner, a linking rod is fixedly mounted at the top end of the linkage screw rod, and a vertical rod is fixedly mounted at the top of the linking rod. The LED display screen equipment for subway scheduling is simple in structure and convenient to use, and the LED display screen equipment for subway scheduling is convenient to mount and dismount the LED display screen and is convenient to remove dust and clean the LED display screen.

Description

LED display screen equipment for subway scheduling

Technical Field

The utility model relates to the technical field of subway scheduling display screens, in particular to an LED display screen device for subway scheduling.

Background

The subway scheduling display screen is usually provided with a plurality of pieces of information related to subways, so the subway scheduling display screen usually needs a very large screen, the LED display screen for the conventional subway scheduling is usually formed by splicing a plurality of small screens, the height of the combined subway scheduling display screen is usually high, and therefore when the subway scheduling display screen is used for a long time, dust is easily accumulated on the outer surface of the screen, the display effect of the display screen is further influenced, the display screen is usually cleaned manually at present, but the area of the display screen is very large, time and labor are wasted during manual cleaning, and the installation and replacement of the display screen are not fast and convenient enough, so the LED display screen device for the subway scheduling is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides an LED display screen device for subway scheduling.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a light-emitting diode (LED) display screen device for subway scheduling comprises a mounting plate, wherein a placing groove is formed in one side of the mounting plate, a movable cavity is formed in the mounting plate, a display screen body is movably mounted in the placing groove, a mounting groove is formed in one side of the bottom of the movable cavity, two through holes are formed between the mounting groove and the placing groove, a screw guide sleeve is rotatably mounted in the mounting groove, two cams are fixedly sleeved on the screw guide sleeve, a linkage screw rod is sleeved on the screw guide sleeve in a threaded manner, a connecting rod is fixedly mounted at the top end of the linkage screw rod, a vertical rod is fixedly mounted at the top of the connecting rod, transverse rods are movably mounted in the two through holes, one ends of the two transverse rods are fixedly mounted with extruded plates matched with the cams, the other ends of the two transverse rods are fixedly mounted with clamping blocks, two clamping grooves matched with the clamping blocks are formed in one side, close to the clamping blocks, of the mounting plate, close to the display screen body, are fixedly mounted with plastic blocks, the lead screw is installed in the rotation on the plastic block, and the screw thread has cup jointed the installation pole on the lead screw, fixed mounting has the installation piece on the installation pole, one side that the installation piece is close to the display screen body is seted up flutedly, has seted up the rotation groove on the bottom inner wall of recess, rotates the inslot internal rotation and installs the round bar, and fixed cup joint has fixed awl tooth and clearance brush on the round bar, one side micro motor of display screen body is kept away from to the installation piece, and micro motor's output shaft extends to in the recess and fixed cup joint with fixed awl tooth intermeshing's semi-circular awl tooth.

Preferably, a crank is fixedly sleeved at one end of the screw rod.

Preferably, the round bar is sleeved with a reset torsion spring, one end of the reset torsion spring is fixed on the round bar, and the other end of the reset torsion spring is fixed on the inner wall of the rotating groove.

Preferably, the top end of the vertical rod extends out of the mounting plate and is fixedly sleeved with a pull rod.

Preferably, the vertical rod is sleeved with a first spring, one end of the first spring is fixed on the vertical rod, and the other end of the first spring is fixed on the inner wall of the movable cavity.

Preferably, the screw rod guide sleeve is sleeved with a torsion spring, one end of the torsion spring is fixed on the screw rod guide sleeve, and the other end of the torsion spring is fixed on the inner wall of the mounting groove.

Preferably, the second springs are sleeved on the two cross rods, one ends of the two second springs are fixed on the corresponding cross rods, and the other ends of the two second springs are fixed on the inner walls of the corresponding through holes.

According to the LED display screen equipment for subway scheduling, when the display screen body needs to be disassembled, the pull rod is pulled upwards to drive the vertical rod and the connecting rod to move upwards, so that the linkage lead screw can be driven to move upwards, the linkage lead screw drives the lead screw guide sleeve to rotate in the moving process, the two cams can be driven to rotate, the cams can not extrude the corresponding extruded plates any more, the two cross rods can rebound leftwards under the action of the second spring, the two clamping blocks can be popped out of the clamping grooves in the display screen body, the display screen body can not be fixed any more, the display screen body can be taken out of the placing grooves to be disassembled, and later maintenance is facilitated. When the display screen body is required to be installed on the placing groove, the operation is repeated, the display screen body is clamped in the placing groove, the pull rod is loosened, the two cams are reset through the series of elastic pieces to extrude the corresponding extruded plates, the two clamping blocks can be clamped into the clamping grooves in the display screen body again, and the display screen body can be fixed.

Because of long-time use, the surface of display screen body needs to be cleaned in a dust removal manner, the rotation of lead screw has been driven through rotating the crank, can drive the removal of right of installation pole, the rotation of semi-circular awl tooth has been driven through starting micro motor during, semi-circular awl intertooth ground connection meshes with fixed awl tooth, can drive the effect of pole through the reset torsion spring and make a round trip to rotate, the rotation back and forth of lead screw can have been driven, the forward movement of cooperation installation pole, can clean the surface of display screen body in a dust removal manner. The LED display screen equipment for subway scheduling is simple in structure and convenient to use, and the LED display screen equipment for subway scheduling is convenient to mount and dismount the LED display screen and is convenient to remove dust and clean the LED display screen.

Drawings

Fig. 1 is a schematic structural diagram of an LED display screen device for subway scheduling according to the present invention;

fig. 2 is a schematic structural diagram of a part a of an LED display screen device for subway scheduling according to the present invention;

fig. 3 is an internal structural view of a mounting plate of an LED display screen device for subway scheduling according to the present invention;

fig. 4 is a schematic structural diagram of a part B of an LED display screen device for subway scheduling according to the present invention.

In the figure: the automatic cleaning device comprises a mounting plate 1, a crank 2, a screw rod 3, a pull rod 4, a display screen body 5, a placement groove 6, a cleaning brush 7, a plastic block 8, a mounting rod 9, a micro motor 10, a mounting block 11, a semicircular conical tooth 12, a circular rod 13, a fixed conical tooth 14, a first spring 15, a vertical rod 16, a movable cavity 17, a linking rod 18, a linkage screw rod 19, a mounting groove 20, a torsion spring 21, a cross rod 22, a second spring 23, a squeezed plate 24, a screw rod guide sleeve 25 and a cam 26.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example one

Referring to fig. 1-4, an LED display screen device for subway scheduling comprises a mounting plate 1, a placement groove 6 is disposed on one side of the mounting plate 1, a movable cavity 17 is disposed inside the placement groove 6, a display screen body 5 is movably mounted in the placement groove 6, a mounting groove 20 is disposed on one side of the bottom of the movable cavity 17, two through holes are disposed between the mounting groove 20 and the placement groove 6, a screw guide sleeve 25 is rotatably mounted in the mounting groove 20, two cams 26 are fixedly connected to the screw guide sleeve 25, a linkage screw 19 is sleeved on the top end of the screw guide sleeve 19, a connecting rod 18 is fixedly mounted on the top end of the linkage screw 19, a vertical rod 16 is fixedly mounted on the top of the connecting rod 18, cross rods 22 are movably mounted in the two through holes, a squeezed plate 24 matched with the cams 26 is fixedly mounted at one end of each cross rod 22, a clamping block is fixedly mounted at the other end of each cross rod, two clamping grooves matched with the clamping block are disposed on one side of the display screen body 5 close to the clamping block, one side fixed mounting that mounting panel 1 is close to display screen body 5 has plastic block 8, it installs lead screw 3 to rotate on the plastic block 8, the screw has cup jointed installation pole 9 on the lead screw 3, fixed mounting has installation piece 11 on the installation pole 9, one side that installation piece 11 is close to display screen body 5 is seted up flutedly, the rotation groove has been seted up on the bottom inner wall of recess, it installs round bar 13 to rotate the inslot internal rotation, fixed bevel gear 14 and the clearance brush 7 of having cup jointed on the round bar 13, one side micro motor 10 of display screen body 5 is kept away from to installation piece 11, micro motor 10's output shaft extends to in the recess and fixed cup joint with fixed bevel gear 14 intermeshing's semi-circular awl tooth 12.

Example two

In the utility model, one end of the screw rod 3 is fixedly sleeved with the crank 2, and the screw rod 3 is convenient to rotate through the crank 2.

In the utility model, the round rod 13 is sleeved with the reset torsion spring, one end of the reset torsion spring is fixed on the round rod 13, the other end of the reset torsion spring is fixed on the inner wall of the rotating groove, and the reset torsion spring is convenient for resetting the round rod 13.

In the utility model, the top end of the vertical rod 16 extends out of the mounting plate 1 and is fixedly sleeved with the pull rod 4, and the vertical rod 16 is conveniently pulled through the pull rod 4.

In the utility model, the vertical rod 16 is sleeved with the first spring 15, one end of the first spring 15 is fixed on the vertical rod 16, the other end of the first spring 15 is fixed on the inner wall of the movable cavity 17, and the first spring 15 is convenient for the vertical rod 16 to reset.

In the utility model, the screw rod guide sleeve 25 is sleeved with the torsion spring 21, one end of the torsion spring 21 is fixed on the screw rod guide sleeve 25, the other end of the torsion spring 21 is fixed on the inner wall of the mounting groove 20, and the return of the screw rod guide sleeve 25 is facilitated through the torsion spring 21.

In the utility model, the two cross rods 22 are sleeved with the second springs 23, one ends of the two second springs 23 are fixed on the corresponding cross rods 22, the other ends of the two second springs 23 are fixed on the inner walls of the corresponding through holes, and the second springs 23 are convenient for the reset of the cross rods 22.

In the utility model, when the display screen body 5 needs to be disassembled, the pull rod 4 is pulled upwards to drive the vertical rod 16 and the connecting rod 18 to move upwards, so that the linkage screw rod 19 can be driven to move upwards, the linkage screw rod 19 drives the screw rod guide sleeve 25 to rotate in the moving process, so that the two cams 26 can be driven to rotate, the cams 26 do not extrude the corresponding extruded plate 24 any more, the two cross rods 22 rebound leftwards under the action of the second spring 23, so that the two clamping blocks can pop out of the clamping grooves on the display screen body 5, the display screen body 5 can not be fixed any more, the display screen body 5 can be taken out of the placing groove 6 for disassembly, and later maintenance is facilitated. When the display screen body 5 is required to be installed on the placing groove 6, firstly, the display screen body 5 is clamped in the placing groove 6 by repeating the above operation, then the pull rod 4 is loosened, the two cams 26 are reset and extruded to correspond by the extrusion plate 24 through a series of elastic pieces, so that the two clamping blocks are clamped into the clamping grooves in the display screen body 5 again, and the display screen body 5 can be fixed.

Because of long-time use, the clearance of removing dust needs to be carried out to the surface of display screen body 5, the rotation of lead screw 3 has been driven through rotating crank 2, can drive the removal of right of installation pole 9, the rotation of semi-circular awl tooth 12 has been driven through starting micro motor 10 during, semi-circular awl tooth 12 meshes with fixed awl tooth 14 indirectly, can drive round bar 13 and make a round trip to rotate through the effect of reset torsion spring, can drive the rotation back and forth of lead screw 3, the forward motion of cooperation installation pole 9, can remove dust the clearance to the surface of display screen body 5. The LED display screen equipment for subway scheduling is simple in structure and convenient to use, and the LED display screen equipment for subway scheduling is convenient to mount and dismount the LED display screen and is convenient to remove dust and clean the LED display screen.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a LED display screen equipment for subway dispatch, includes mounting panel (1), its characterized in that, standing groove (6) and inside have been seted up to one side of mounting panel (1) have been seted up movable chamber (17), and movable mounting has display screen body (5) in standing groove (6), mounting groove (20) have been seted up to bottom one side of activity chamber (17), set up two through-holes and mounting groove (20) internal rotation between mounting groove (20) and standing groove (6) and install lead screw guide pin bushing (25), fixed cover has two cams (26) and the top screw thread has cup jointed linkage lead screw (19) on lead screw guide pin bushing (25), the top fixed mounting of linkage lead screw (19) has link rod (18), the top fixed mounting of link rod (18) has montant (16), and equal movable mounting has horizontal pole (22) in two through-holes, and two horizontal pole (22) one end equal fixed mounting have with cam (26) looks adaptation by stripper plate (24), the equal fixed mounting of the other end has the fixture block, one side that display screen body (5) is close to the fixture block sets up two draw-in grooves with fixture block looks adaptation, one side fixed mounting that mounting panel (1) is close to display screen body (5) has plastic block (8), rotates on plastic block (8) and installs lead screw (3), and screw thread has cup jointed installation pole (9) on lead screw (3), fixed mounting has installation piece (11) on installation pole (9), one side that installation piece (11) are close to display screen body (5) is seted up flutedly, has seted up on the bottom inner wall of recess and has rotated the groove, rotates inslot internal rotation and installs round bar (13), and fixed cover has connect fixed awl tooth (14) and clearance brush (7) on round bar (13), one side micro motor (10) of display screen body (5) are kept away from to installation piece (11), and the output shaft of micro motor (10) extends to in the recess and fixed cup joints semicircular awl tooth (14) intermeshing with fixed awl tooth (7) fixed 12).

2. The LED display screen device for dispatching trains as claimed in claim 1, wherein a crank (2) is fixedly sleeved at one end of the screw rod (3).

3. The LED display screen device for dispatching the subway as claimed in claim 1, wherein a return torsion spring is sleeved on said round bar (13), one end of the return torsion spring is fixed on the round bar (13), and the other end is fixed on the inner wall of the rotating groove.

4. The LED display screen device for dispatching trains as claimed in claim 1, wherein the top end of the vertical rod (16) extends out of the mounting plate (1) and is fixedly sleeved with a pull rod (4).

5. The LED display screen device for dispatching the subway as claimed in claim 1, wherein said vertical rod (16) is sleeved with a first spring (15), one end of said first spring (15) is fixed on said vertical rod (16), and the other end is fixed on the inner wall of said movable cavity (17).

6. The LED display screen device for dispatching the subway according to claim 1, wherein a torsion spring (21) is sleeved on the screw guide sleeve (25), one end of the torsion spring (21) is fixed on the screw guide sleeve (25), and the other end is fixed on the inner wall of the installation groove (20).

7. The LED display screen equipment for subway scheduling as claimed in claim 1, wherein two cross bars (22) are sleeved with second springs (23), one end of each of two second springs (23) is fixed on the corresponding cross bar (22), and the other end is fixed on the inner wall of the corresponding through hole.